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小編給大家分享一下java如何開發(fā)微信分享到朋友圈功能,希望大家閱讀完這篇文章之后都有所收獲,下面讓我們一起去探討吧!
微信分享功能開發(fā)
一、服務(wù)器端程序
package com.wiimedia.controller; import java.io.IOException; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.Arrays; import java.util.Date; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping; import com.google.gson.Gson; import com.wiimedia.model.Ticket; import com.wiimedia.service.ArticleSolrService; import com.wiimedia.service.TicketRepository; import com.wiimedia.service.TicketRepositorySolr; import com.wiimedia.utils.GetRandomStr; import com.wiimedia.utils.SignatureBean; import com.wiimedia.utils.weixin.WeixinUtil; /** * * *<p>Project:mryl_phone_v2</p> * *<p>Package:com.wiimedia.controller</p> * *<p>Description:微信分享Controller</p> * *<p>Company:Wiimedia</p> * *@Athor:SongJia * *@Date:2016-7-15 上午09:34:10 * */ @Controller @RequestMapping("/WeixinshareController/Api/Inteface") public class WeixinshareController { @Autowired private TicketRepositorySolr ticketRepositorySolr; @RequestMapping("/getSignature") public String getSignature( HttpServletRequest request, HttpServletResponse response) throws IOException, ParseException{ //獲取簽名頁(yè)面鏈接 String url = request.getParameter("url"); SimpleDateFormat format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); //從數(shù)據(jù)庫(kù)中獲取標(biāo)簽,并檢查標(biāo)簽是否過期 Ticket oldticket = ticketRepositorySolr.getTicketById("20160114wiimediamrylsong1152"); if(oldticket==null){//第一次訪問,標(biāo)簽不存在。 executeTicket(response,"1",url,format); return null; }else{//標(biāo)簽存在,判斷標(biāo)簽是否超時(shí) String oldAcquiretime = oldticket.getAcquiretime(); long difference=format.parse(format.format(new Date())).getTime()-format.parse(oldAcquiretime).getTime(); if(difference>7100000){//標(biāo)簽超時(shí),重新到微信服務(wù)器請(qǐng)求標(biāo)簽超時(shí)時(shí)間為7200秒(7200000毫秒) executeTicket(response,"2",url,format); return null; }else{//標(biāo)簽未超時(shí) /** * 注意事項(xiàng) * 1.簽名用的noncestr和timestamp必須與wx.config中的nonceStr和timestamp相同。 * 2.簽名用的url必須是調(diào)用JS接口頁(yè)面的完整URL。 * 3.出于安全考慮,開發(fā)者必須在服務(wù)器端實(shí)現(xiàn)簽名的邏輯。 * ****根據(jù)第1點(diǎn)要求 signature 配置的時(shí)候很容易出錯(cuò),需要把生成 Ticket的 noncestr和 timestamp傳給客戶端*** */ String signature = signature(oldticket.getTicket(),oldticket.getTimestamp(),oldticket.getNoncestr(),url); SignatureBean signatureBean = new SignatureBean(); signatureBean.setNoncestr(oldticket.getNoncestr()); signatureBean.setSignature(signature); signatureBean.setTimestamp(oldticket.getTimestamp()); signatureBean.setUrl(url); response.setContentType("text/html;charset=UTF-8"); response.getWriter().print(new Gson().toJson(signatureBean)); return null; } } } /** * *<p>Project:mryl_phone_v2</p> * *<p>:mryl_phone_v2</p> * *<p>Description:更新和獲取ticket的方法,因?yàn)橛玫膕olr所以更新和新增是一樣的ID無則添加,有責(zé)更新</p> * *<p>Company:Wiimedia</p> * *@Athor:SongJia * *@Date:2016-7-15 上午09:45:00 * */ public void executeTicket(HttpServletResponse response,String flag,String url,SimpleDateFormat format) throws IOException{ //獲取簽名隨即字符串 GetRandomStr randomStr = new GetRandomStr(); String noncestr = randomStr.getRandomString(15); //獲取簽名時(shí)間戳 String timestamp = Long.toString(System.currentTimeMillis()); //請(qǐng)求accessToken String accessTokenUrl ="https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid=您的APPID&secret=您的密匙"; String tokenJson = WeixinUtil.httpRequest(accessTokenUrl, "GET", null); Gson gson = new Gson(); ShareAccess_Token token = gson.fromJson(tokenJson, ShareAccess_Token.class); String to= token.getAccess_token(); //獲取標(biāo)簽 String urlTicket ="https://api.weixin.qq.com/cgi-bin/ticket/getticket?access_token="+to+"&type=jsapi"; String ticketJson = WeixinUtil.httpRequest(urlTicket, "GET", null); Ticket ticket = gson.fromJson(ticketJson, Ticket.class); String t = ticket.getTicket(); //String uuid = UUID.randomUUID().toString().trim().replaceAll("-", ""); //我的Ticket ID是寫死的 String acquiretime = format.format(new Date()); ticket.setTid("20160114wiimediamrylsong1152"); ticket.setAcquiretime(acquiretime); ticket.setTimestamp(timestamp); ticket.setNoncestr(noncestr); //因?yàn)橛玫腟OLR所以更新和添加的方法是一樣的,可以根據(jù)自己具體需求進(jìn)行修改,本文不再貼出代碼. if(flag.equals("2")){ ticketRepositorySolr.addTicketToSolr(ticket); }else{ ticketRepositorySolr.addTicketToSolr(ticket); } /** * 注意事項(xiàng) * 1.簽名用的noncestr和timestamp必須與wx.config中的nonceStr和timestamp相同。 * 2.簽名用的url必須是調(diào)用JS接口頁(yè)面的完整URL。 * 3.出于安全考慮,開發(fā)者必須在服務(wù)器端實(shí)現(xiàn)簽名的邏輯。 * *根據(jù)第1點(diǎn)要求 signature 配置的時(shí)候很容易出錯(cuò),需要把生成 Ticket的 noncestr和 timestamp傳給客戶端* */ String signature = signature(t,timestamp,noncestr,url); SignatureBean signatureBean = new SignatureBean(); signatureBean.setNoncestr(noncestr); signatureBean.setSignature(signature); signatureBean.setTimestamp(timestamp); signatureBean.setUrl(url); response.setContentType("text/html;charset=UTF-8"); response.getWriter().print(new Gson().toJson(signatureBean)); } /** * *<p>Project:mryl_phone_v2</p> * *<p>:mryl_phone_v2</p> * *<p>Description:根據(jù)標(biāo)簽,時(shí)間戳,密匙,URL進(jìn)行簽名</p> * *<p>Company:Wiimedia</p> * *@Athor:SongJia * *@Date:2016-7-15 上午09:37:13 * */ private String signature(String jsapi_ticket, String timestamp, String noncestr, String url) { jsapi_ticket = "jsapi_ticket=" + jsapi_ticket; timestamp = "timestamp=" + timestamp; noncestr = "noncestr=" + noncestr; url = "url=" + url; String[] arr = new String[] { jsapi_ticket, timestamp, noncestr, url }; // 將token、timestamp、nonce,url參數(shù)進(jìn)行字典序排序 Arrays.sort(arr); StringBuilder content = new StringBuilder(); for (int i = 0; i < arr.length; i++) { content.append(arr[i]); if (i != arr.length - 1) { content.append("&"); } } MessageDigest md = null; String tmpStr = null; try { md = MessageDigest.getInstance("SHA-1"); // 將三個(gè)參數(shù)字符串拼接成一個(gè)字符串進(jìn)行sha1加密 byte[] digest = md.digest(content.toString().getBytes()); tmpStr = byteToStr(digest); } catch (NoSuchAlgorithmException e) { e.printStackTrace(); } content = null; return tmpStr; } /** * 將字節(jié)轉(zhuǎn)換為十六進(jìn)制字符串 * * @param mByte * @return */ private static String byteToHexStr(byte mByte) { char[] Digit = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' }; char[] tempArr = new char[2]; tempArr[0] = Digit[(mByte >>> 4) & 0X0F]; tempArr[1] = Digit[mByte & 0X0F]; String s = new String(tempArr); return s; } /** * 將字節(jié)數(shù)組轉(zhuǎn)換為十六進(jìn)制字符串 * * @param byteArray * @return */ private static String byteToStr(byte[] byteArray) { String strDigest = ""; for (int i = 0; i < byteArray.length; i++) { strDigest += byteToHexStr(byteArray[i]); } return strDigest; } class ShareAccess_Token{ private String access_token; private String expires_in; public String getAccess_token() { return access_token; } public void setAccess_token(String accessToken) { access_token = accessToken; } public String getExpires_in() { return expires_in; } public void setExpires_in(String expiresIn) { expires_in = expiresIn; } } }
二、客戶端代碼.
<script type="text/javascript"> var url = window.location.href; var articleId = ""; var shareTitle="明日醫(yī)療資訊"; var shareImgUrl=""; var userinfo = localStorage.getItem("_userinfo"); var timestamp; var noncestr; var signature; //獲取簽名 $.ajax({ type: "GET", url: "WeixinshareController/Api/Inteface/getSignature", //data:{timestamp:timestamp,noncestr:noncestr,url:url}, data:{url:url}, success: function(data){ var objData=JSON.parse(data); timestamp=objData.timestamp; noncestr=objData.noncestr; signature=objData.signature; console.log(objData); wxShare(); } }); function wxShare(){ wx.config({ debug: false, // 開啟調(diào)試模式,調(diào)用的所有api的返回值會(huì)在客戶端alert出來,若要查看傳入的參數(shù),可以在pc端打開,參數(shù)信息會(huì)通過log打出,僅在pc端時(shí)才會(huì)打印。 appId: '您的appid', // 和獲取Ticke的必須一樣------必填,公眾號(hào)的唯一標(biāo)識(shí) timestamp:timestamp, // 必填,生成簽名的時(shí)間戳 nonceStr: noncestr, // 必填,生成簽名的隨機(jī)串 signature: signature,// 必填,簽名,見附錄1 jsApiList: [ 'onMenuShareAppMessage' ] // 必填,需要使用的JS接口列表,所有JS接口列表見附錄2 }); } wx.ready(function(){ //config信息驗(yàn)證后會(huì)執(zhí)行ready方法,所有接口調(diào)用都必須在config接口獲得結(jié)果之后, //config是一個(gè)客戶端的異步操作,所以如果需要在頁(yè)面加載時(shí)就調(diào)用相關(guān)接口,則須把相關(guān) //接口放在ready函數(shù)中調(diào)用來確保正確執(zhí)行。對(duì)于用戶觸發(fā)時(shí)才調(diào)用的接口,則可以直接調(diào)用,不需要放在ready函數(shù)中。 //----------“分享給朋友” wx.onMenuShareAppMessage({ title: "明日醫(yī)療資訊", // 分享標(biāo)題 desc: shareTitle, // 分享描述 link: url, // 分享鏈接 imgUrl: shareImgUrl, // 分享圖標(biāo) type: '', // 分享類型,music、video或link,不填默認(rèn)為link dataUrl: '', // 如果type是music或video,則要提供數(shù)據(jù)鏈接,默認(rèn)為空 success: function () { // 用戶確認(rèn)分享后執(zhí)行的回調(diào)函數(shù)、 }, cancel: function () { // 用戶取消分享后執(zhí)行的回調(diào)函數(shù) } }); //------------"分享到朋友圈" wx.onMenuShareTimeline({ title: '明日醫(yī)療資訊', // 分享標(biāo)題 link: '', // 分享鏈接 imgUrl: shareImgUrl, // 分享圖標(biāo) success: function () { // 用戶確認(rèn)分享后執(zhí)行的回調(diào)函數(shù) }, cancel: function () { // 用戶取消分享后執(zhí)行的回調(diào)函數(shù) } }); //-------------分享到QQ wx.onMenuShareQQ({ title: '明日醫(yī)療資訊', // 分享標(biāo)題 desc: shareTitle, // 分享描述 link: '', // 分享鏈接 imgUrl: shareImgUrl, // 分享圖標(biāo) success: function () { // 用戶確認(rèn)分享后執(zhí)行的回調(diào)函數(shù) }, cancel: function () { // 用戶取消分享后執(zhí)行的回調(diào)函數(shù) } }); //-------------分享到QQ空間 wx.onMenuShareQZone({ title: '明日醫(yī)療資訊', // 分享標(biāo)題 desc: shareTitle, // 分享描述 link: '', // 分享鏈接 imgUrl: shareImgUrl, // 分享圖標(biāo) success: function () { // 用戶確認(rèn)分享后執(zhí)行的回調(diào)函數(shù) }, cancel: function () { // 用戶取消分享后執(zhí)行的回調(diào)函數(shù) } }); });
三、服務(wù)器需要的工具類和Model
① Ticket
package com.wiimedia.model; public class Ticket{ private String tid; private String ticket; private String errcode; private String errmsg; private String expires_in; private String acquiretime; private String noncestr; private String timestamp; public Ticket(String tid, String ticket, String errcode, String errmsg, String expiresIn, String acquiretime, String noncestr, String timestamp) { super(); this.tid = tid; this.ticket = ticket; this.errcode = errcode; this.errmsg = errmsg; expires_in = expiresIn; this.acquiretime = acquiretime; this.noncestr = noncestr; this.timestamp = timestamp; } public String getTid() { return tid; } public void setTid(String tid) { this.tid = tid; } public String getTicket() { return ticket; } public void setTicket(String ticket) { this.ticket = ticket; } public String getErrcode() { return errcode; } public void setErrcode(String errcode) { this.errcode = errcode; } public String getErrmsg() { return errmsg; } public void setErrmsg(String errmsg) { this.errmsg = errmsg; } public String getExpires_in() { return expires_in; } public void setExpires_in(String expiresIn) { expires_in = expiresIn; } public String getAcquiretime() { return acquiretime; } public void setAcquiretime(String acquiretime) { this.acquiretime = acquiretime; } public String getNoncestr() { return noncestr; } public void setNoncestr(String noncestr) { this.noncestr = noncestr; } public String getTimestamp() { return timestamp; } public void setTimestamp(String timestamp) { this.timestamp = timestamp; } }
② 添加到數(shù)據(jù)庫(kù)的業(yè)務(wù)根據(jù)自己需要進(jìn)行實(shí)現(xiàn).
③ GetRandomStr
package com.wiimedia.utils; import java.util.Random; public class GetRandomStr { /** * *<p>Project:mryl_phone_v2</p> * *<p>:mryl_phone_v2</p> * *<p>Description:生成隨即字符串 </p> * *<p>Company:Wiimedia</p> * *@Athor:SongJia * *@Date:2016-7-14 上午11:14:46 * */ public String getRandomString(int length) { String base = "abcdefghijklmnopqrstuvwxyz0123456789"; Random random = new Random(); StringBuffer sb = new StringBuffer(); for (int i = 0; i < length; i++) { int number = random.nextInt(base.length()); sb.append(base.charAt(number)); } return sb.toString(); } }
④ SignatureBean
package com.wiimedia.utils; public class SignatureBean { private String noncestr; private String url; private String timestamp; private String signature; public String getNoncestr() { return noncestr; } public void setNoncestr(String noncestr) { this.noncestr = noncestr; } public String getUrl() { return url; } public void setUrl(String url) { this.url = url; } public String getTimestamp() { return timestamp; } public void setTimestamp(String timestamp) { this.timestamp = timestamp; } public String getSignature() { return signature; } public void setSignature(String signature) { this.signature = signature; } }
⑤ WeixinUtil
package com.wiimedia.utils.weixin; import java.io.BufferedReader; import java.io.InputStream; import java.io.InputStreamReader; import java.io.OutputStream; import java.net.ConnectException; import java.net.URL; import javax.net.ssl.HttpsURLConnection; import javax.net.ssl.SSLContext; import javax.net.ssl.SSLSocketFactory; import javax.net.ssl.TrustManager; /** * *<p>Project:mryl_phone_v2</p> * *<p>:mryl_phone_v2</p> * *<p>Description:公眾平臺(tái)接口工具類</p> * *<p>Company:Wiimedia</p> * *@Athor:SongJia * *@Date:2016-7-15 上午09:37:13 * */ public class WeixinUtil { /** * 發(fā)起https請(qǐng)求并獲取結(jié)果 * * @param requestUrl 請(qǐng)求地址 * @param requestMethod 請(qǐng)求方式(GET、POST) * @param outputStr 提交的數(shù)據(jù) * @return JSONObject(通過JSONObject.get(key)的方式獲取json對(duì)象的屬性值) */ public static String httpRequest(String requestUrl, String requestMethod, String outputStr) { StringBuffer buffer = new StringBuffer(); try { // 創(chuàng)建SSLContext對(duì)象,并使用我們指定的信任管理器初始化 TrustManager[] tm = { new MyX509TrustManager() }; SSLContext sslContext = SSLContext.getInstance("SSL", "SunJSSE"); sslContext.init(null, tm, new java.security.SecureRandom()); // 從上述SSLContext對(duì)象中得到SSLSocketFactory對(duì)象 SSLSocketFactory ssf = sslContext.getSocketFactory(); URL url = new URL(requestUrl); HttpsURLConnection httpUrlConn = (HttpsURLConnection) url.openConnection(); httpUrlConn.setSSLSocketFactory(ssf); httpUrlConn.setDoOutput(true); httpUrlConn.setDoInput(true); httpUrlConn.setUseCaches(false); // 設(shè)置請(qǐng)求方式(GET/POST) httpUrlConn.setRequestMethod(requestMethod); if ("GET".equalsIgnoreCase(requestMethod)) httpUrlConn.connect(); // 當(dāng)有數(shù)據(jù)需要提交時(shí) if (null != outputStr) { OutputStream outputStream = httpUrlConn.getOutputStream(); // 注意編碼格式,防止中文亂碼 outputStream.write(outputStr.getBytes("UTF-8")); outputStream.close(); } // 將返回的輸入流轉(zhuǎn)換成字符串 InputStream inputStream = httpUrlConn.getInputStream(); InputStreamReader inputStreamReader = new InputStreamReader(inputStream, "utf-8"); BufferedReader bufferedReader = new BufferedReader(inputStreamReader); String str = null; while ((str = bufferedReader.readLine()) != null) { buffer.append(str); } bufferedReader.close(); inputStreamReader.close(); // 釋放資源 inputStream.close(); inputStream = null; httpUrlConn.disconnect(); return buffer.toString(); } catch (ConnectException ce) { ce.printStackTrace(); } catch (Exception e) { e.printStackTrace(); } return ""; } }
四、至此,分享功能已經(jīng)開發(fā)完成,但是,在生成signature的時(shí)候會(huì)遇到很多問題,這里提供一些wx.config失敗的排錯(cuò)方法。
① 確認(rèn)自己的生成的signature是否正確
在微信提供的http://mp.weixin.qq.com/debug/cgi-bin/sandbox?t=jsapisign進(jìn)行校驗(yàn)
② wx.config中使用的noncestr, timestamp與用以簽名中的對(duì)應(yīng)noncestr, timestamp是否一致一致…如上面(一.服務(wù)器代碼)
(有可能因?yàn)镴S頁(yè)面加載順序問題,服務(wù)器生成的signature,noncestr,timestamp在wx.config中沒有獲取到)。
③ 確認(rèn)url是頁(yè)面完整的url,包括GET參數(shù)部分
需要去掉#后面的部分
④ config 中的 appid 與用來獲取 jsapi_ticket 的 appid 是否一致
⑤ 報(bào)錯(cuò){errmsg:config:ok}是debug的正常返回把調(diào)試模式關(guān)掉就OK
wx.config debug: false,
看完了這篇文章,相信你對(duì)“java如何開發(fā)微信分享到朋友圈功能”有了一定的了解,如果想了解更多相關(guān)知識(shí),歡迎關(guān)注億速云行業(yè)資訊頻道,感謝各位的閱讀!
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